private static readonly string PARAM_CURRENT_VALUE = "CurrentValue"; //当前值
//private static readonly object IDENTITY_CREATE_SYN_LOCK = new object();
/// <summary>
/// 设置实体的键值。
/// </summary>
/// <param name="entity"></param>
public void FillEntityIdentity(object entity)
{
Type entityType = entity.GetType();
ModelMappingInfo mappingInfo = AttMappingManager.Instance.GetModelMappingInfo(entityType);
if (string.IsNullOrEmpty(mappingInfo.MapTable))
{
throw new MB.Util.APPException(string.Format("数据实体{0} 配置有误，没有指定映射到的表。", entityType.FullName), MB.Util.APPMessageType.SysErrInfo);
}
if (mappingInfo.PrimaryKeys == null || mappingInfo.PrimaryKeys.Count != 1)
{
throw new MB.Util.APPException(string.Format("数据实体{0} 配置有误，没有指定主键或者不是单一主键配置。", entityType.FullName), MB.Util.APPMessageType.SysErrInfo);
}
FieldPropertyInfo keyInfo = mappingInfo.PrimaryKeys.Values.First <FieldPropertyInfo>();
//判断是否存在主键
bool exists = MB.Util.MyReflection.Instance.CheckObjectExistsProperty(entity, keyInfo.FieldName);
if (!exists)
{
return;
}
object oldKey = MB.Util.MyReflection.Instance.InvokePropertyForGet(entity, keyInfo.FieldName);
//判断是否已经存在键值。
if (oldKey != null && (int)oldKey > 0)
{
return;
}
int id = GetEntityIdentity(mappingInfo.MapTable);
MB.Util.MyReflection.Instance.InvokePropertyForSet(entity, keyInfo.FieldName, id);
}
/// <summary>
/// Generates an interface for each template that the current template derives from, recursively.
/// </summary>
private TemplateInfo GenerateInheritedInterfaces(ITemplateInfo template, TemplateGenerationMetadata templateData)
{
var existingInterface = templateData.GetInterface(template.TemplateId);
if (existingInterface != null)
{
return(existingInterface);
}
var interfaceInfo = templateData.AddInterface(template, _parameters.InterfaceSuffix);
var fieldKeys = GetBaseFieldSet();
fieldKeys.Add(interfaceInfo.TypeName); // member names cannot be the same as their enclosing type
fieldKeys.Add(template.Name.AsIdentifier()); // prevent any fields from being generated that would conflict with a concrete item name as well as the interface name
// create interface properties
foreach (var field in template.OwnFields)
{
if (_templateInputProvider.IsFieldIncluded(field.Id))
{
string propertyName = field.Name.AsNovelIdentifier(fieldKeys);
var fieldInfo = new FieldPropertyInfo(field);
fieldInfo.FieldPropertyName = propertyName;
fieldInfo.SearchFieldName = _indexFieldNameTranslator.GetIndexFieldName(field.Name);
fieldInfo.FieldType = _fieldMappingProvider.GetFieldType(field);
if (fieldInfo.FieldType == null)
{
Log.Warn("Synthesis: Field type resolution for " + field.Template.Name + "::" + field.Name + " failed; no mapping found for field type " + field.Type, this);
continue; // skip adding the field for generation
}
// record usage of the property name
fieldKeys.Add(propertyName);
// add the field to the metadata
interfaceInfo.FieldsToGenerate.Add(fieldInfo);
}
}
// add base interface inheritance
foreach (var baseTemplate in template.BaseTemplates)
{
if (baseTemplate.Name.ToUpperInvariant() != StandardTemplate)
{
// recursively generate base templates' interfaces as needed
var baseInterface = GenerateInheritedInterfaces(baseTemplate, templateData);
if (baseInterface != null)
{
interfaceInfo.InterfacesImplemented.Add(baseInterface); // assign interface implementation
}
}
}
return(interfaceInfo);
}
/// <summary>
/// 获取执行更新实体最后修改时间的DbCommand。
/// </summary>
/// <param name="db"></param>
/// <param name="entity"></param>
/// <returns></returns>
public DbCommand GetSaveLastModifiedDateCommand(Database db, object entity)
{
bool exists = MB.Util.MyReflection.Instance.CheckObjectExistsProperty(entity, LAST_MODIFIED_DATE_PROPERTY);
if (!exists)
{
return(null);
}
Type entityType = entity.GetType();
ModelMappingInfo mappingInfo = AttMappingManager.Instance.GetModelMappingInfo(entityType);
if (string.IsNullOrEmpty(mappingInfo.MapTable))
{
throw new MB.Util.APPException(string.Format("数据实体{0} 配置有误，没有指定映射到的表。", entityType.FullName), MB.Util.APPMessageType.SysErrInfo);
}
if (mappingInfo.PrimaryKeys == null || mappingInfo.PrimaryKeys.Count != 1)
{
throw new MB.Util.APPException(string.Format("数据实体{0} 配置有误，没有指定主键或者不是单一主键配置。", entityType.FullName), MB.Util.APPMessageType.SysErrInfo);
}
FieldPropertyInfo keyInfo = mappingInfo.PrimaryKeys.Values.First <FieldPropertyInfo>();
var dbType = MB.Orm.Persistence.DatabaseHelper.GetDatabaseType(db);
string sysDate = string.Empty;
switch (dbType)
{
case MB.Orm.Enums.DatabaseType.Oracle:
sysDate = "SysDate";
break;
case MB.Orm.Enums.DatabaseType.Sqlite:
sysDate = "datetime(CURRENT_TIMESTAMP,'localtime')";
break;
case MB.Orm.Enums.DatabaseType.MSSQLServer:
sysDate = "GetDate()";
break;
case Enums.DatabaseType.MySql:
sysDate = "Now()";
break;
default:
throw new MB.Util.APPException(string.Format("在获取数据库系统时间时,数据库类型{0} 还没有进行相应的处理", dbType.ToString()), Util.APPMessageType.SysErrInfo);
}
object key = MB.Util.MyReflection.Instance.InvokePropertyForGet(entity, keyInfo.PropertyName);
string sqlStr = string.Format("UPDATE {0} SET {1}= {2} WHERE {3}='{4}'", mappingInfo.MapTable, LAST_MODIFIED_DATE_PROPERTY,
sysDate, keyInfo.FieldName, key.ToString());
return(db.GetSqlStringCommand(sqlStr));
}
private void CreateInterfaceProperty(FieldPropertyInfo propertyInfo, CodeTypeMemberCollection members)
{
Assert.ArgumentNotNull(propertyInfo, "propertyInfo");
var property = new CodeMemberProperty
{
Type = new CodeTypeReference(propertyInfo.FieldType.PublicFieldType),
Name = propertyInfo.FieldPropertyName,
HasGet = true
};
// add [IndexField] attribute
property.CustomAttributes.Add(GetIndexFieldAttribute(propertyInfo.SearchFieldName));
AddCommentsToFieldProperty(property, propertyInfo.Field);
members.Add(property);
}
private void CreateItemProperty(FieldPropertyInfo propertyInfo, CodeTypeMemberCollection members)
{
Assert.ArgumentNotNull(propertyInfo, "propertyInfo");
var backingFieldName = "_" + propertyInfo.FieldPropertyName[0].ToString(CultureInfo.InvariantCulture).ToLower() + propertyInfo.FieldPropertyName.Substring(1);
var backingField = new CodeMemberField(new CodeTypeReference(propertyInfo.FieldType.InternalFieldType), backingFieldName);
backingField.Attributes = MemberAttributes.Private;
var property = new CodeMemberProperty
{
// ReSharper disable BitwiseOperatorOnEnumWithoutFlags
Attributes = MemberAttributes.Public | MemberAttributes.Final,
// ReSharper restore BitwiseOperatorOnEnumWithoutFlags
Type = new CodeTypeReference(propertyInfo.FieldType.PublicFieldType),
Name = propertyInfo.FieldPropertyName,
HasGet = true
};
// add [IndexField] attribute
property.CustomAttributes.Add(GetIndexFieldAttribute(propertyInfo.SearchFieldName));
// if(backingField == null)
// backingField = new SynthesisFieldType(new Lazy<Field>(() => InnerItem.Fields["xxx"], GetSearchFieldValue("index-field-name"));
var initializerLambda = new CodeSnippetExpression(string.Format("new global::Synthesis.FieldTypes.LazyField(() => InnerItem.Fields[\"{0}\"], \"{1}\", \"{2}\")", propertyInfo.Field.Id, propertyInfo.Field.Template.FullPath, propertyInfo.Field.Name));
var initializerSearchReference = new CodeMethodInvokeExpression(new CodeThisReferenceExpression(),
"GetSearchFieldValue",
new CodePrimitiveExpression(propertyInfo.SearchFieldName));
var backingFieldNullCheck = new CodeConditionStatement();
backingFieldNullCheck.Condition = new CodeSnippetExpression(string.Format("{0} == null", backingFieldName));
backingFieldNullCheck.TrueStatements.Add(new CodeAssignStatement(new CodeVariableReferenceExpression(backingFieldName), new CodeObjectCreateExpression(propertyInfo.FieldType.InternalFieldType, initializerLambda, initializerSearchReference)));
property.GetStatements.Add(backingFieldNullCheck);
// return backingField;
property.GetStatements.Add(new CodeMethodReturnStatement(new CodeVariableReferenceExpression(backingFieldName)));
AddCommentsToFieldProperty(property, propertyInfo.Field);
members.Add(backingField);
members.Add(property);
}
/// <summary>
/// 获取数据实体的键值。
/// </summary>
/// <param name="entity"></param>
/// <returns></returns>
public object GetEntityKeyValue(object entity, out string keyPropertyName)
{
Type entityType = entity.GetType();
ModelMappingInfo mappingInfo = AttMappingManager.Instance.GetModelMappingInfo(entityType);
if (string.IsNullOrEmpty(mappingInfo.MapTable))
{
throw new MB.Util.APPException(string.Format("数据实体{0} 配置有误，没有指定映射到的表。", entityType.FullName), MB.Util.APPMessageType.SysErrInfo);
}
if (mappingInfo.PrimaryKeys == null || mappingInfo.PrimaryKeys.Count != 1)
{
throw new MB.Util.APPException(string.Format("数据实体{0} 配置有误，没有指定主键或者不是单一主键配置。", entityType.FullName), MB.Util.APPMessageType.SysErrInfo);
}
FieldPropertyInfo keyInfo = mappingInfo.PrimaryKeys.Values.First <FieldPropertyInfo>();
object key = MB.Util.MyReflection.Instance.InvokePropertyForGet(entity, keyInfo.PropertyName);
keyPropertyName = keyInfo.PropertyName;
return(key);
}
//获取数据库中当前实体的最后修改时间。
private DateTime getEntityLastModifiedDate(object entity)
{
Type entityType = entity.GetType();
ModelMappingInfo mappingInfo = AttMappingManager.Instance.GetModelMappingInfo(entityType);
if (string.IsNullOrEmpty(mappingInfo.MapTable))
{
throw new MB.Util.APPException(string.Format("数据实体{0} 配置有误，没有指定映射到的表。", entityType.FullName), MB.Util.APPMessageType.SysErrInfo);
}
if (mappingInfo.PrimaryKeys == null || mappingInfo.PrimaryKeys.Count != 1)
{
throw new MB.Util.APPException(string.Format("数据实体{0} 配置有误，没有指定主键或者不是单一主键配置。", entityType.FullName), MB.Util.APPMessageType.SysErrInfo);
}
FieldPropertyInfo keyInfo = mappingInfo.PrimaryKeys.Values.First <FieldPropertyInfo>();
object key = MB.Util.MyReflection.Instance.InvokePropertyForGet(entity, keyInfo.PropertyName);
if (key == null)
{
return(DateTime.MinValue);
}
string sqlStr = string.Format("SELECT {0} FROM {1} WHERE {2}='{3}'", LAST_MODIFIED_DATE_PROPERTY, mappingInfo.MapTable, keyInfo.FieldName, key.ToString());
Database db = MB.Orm.Persistence.DatabaseHelper.CreateDatabase();
int lastID = 1;
DbCommand cmdSelect = db.GetSqlStringCommand(sqlStr);
object val = db.ExecuteScalar(cmdSelect);
if (val == null || val == System.DBNull.Value)
{
return(DateTime.MinValue);
}
cmdSelect.Dispose();
return(System.Convert.ToDateTime(val));
}
public static IPropertyInfo[] BuildPropertyPath(Type entityType, String memberName, IPropertyInfoProvider propertyInfoProvider)
{
String[] memberPath = EmbeddedMember.Split(memberName);
Type currType = entityType;
IPropertyInfo[] propertyPath = new IPropertyInfo[memberPath.Length];
for (int a = 0, size = propertyPath.Length; a < size; a++)
{
IPropertyInfo property = propertyInfoProvider.GetProperty(currType, memberPath[a]);
if (property == null)
{
FieldInfo[] fields = ReflectUtil.GetDeclaredFieldInHierarchy(currType, memberPath[a]);
if (fields.Length == 0)
{
throw new Exception("Path illegal: " + memberName);
}
property = new FieldPropertyInfo(currType, memberPath[a], fields[a]);
}
propertyPath[a] = property;
currType = property.PropertyType;
}
return(propertyPath);
}
public void ExportTo <T>(ref T obj) where T : class
{
bool flag = obj == null;
if (!flag)
{
if (!obj.IsObject())
{
bool flag3 = this.ObjectType == JsonItemType.OBJ_ARRAY || this.ObjectType == JsonItemType.OBJ_OBJECT;
if (flag3)
{
object tempobj = null;
if (this.ObjectType == JsonItemType.OBJ_ARRAY)
{
bool flag5 = obj.IsArray();
if (flag5)
{
bool flag6 = obj is Array;
if (flag6)
{
Array array = obj as Array;
bool flag7 = array.Length < this.SubItems.Count;
if (flag7)
{
JsonItem.Resize(ref array, this.SubItems.Count);
}
obj = (array as T);
}
}
IDictionary idict;
bool flag8 = (idict = (obj as IDictionary)) != null;
if (flag8)
{
object[] nobj = new object[this.SubItems.Count];
idict.Add(this.Name, nobj);
tempobj = nobj;
}
else
{
IDictionary <string, object> ndict;
if ((ndict = (obj as IDictionary <string, object>)) != null)
{
Dictionary <string, object> nobj2 = new Dictionary <string, object>();
ndict.Add(this.Name, nobj2);
tempobj = nobj2;
}
}
}
else
{
if (obj is Array)
{
IList arr = obj as IList;
Dictionary <string, object> nobj3 = new Dictionary <string, object>();
tempobj = nobj3;
arr[this.Index] = ReflectUtil.MatchType(nobj3, obj.GetType().GetElementType());
}
bool flag11 = this.Parent != null;
if (flag11)
{
IDictionary idict2;
if ((idict2 = (obj as IDictionary)) != null)
{
Type otypee = obj.GetType();
Type gentype = otypee.GetGenericArguments().ElementAt(1);
bool flag13 = gentype != typeof(object);
if (flag13)
{
return;
}
Type listType = typeof(Dictionary <,>);
Type constructedListType = listType.MakeGenericType(otypee.GetGenericArguments());
object nobj4 = Activator.CreateInstance(constructedListType);
idict2.Add(this.Name, nobj4);
tempobj = nobj4;
}
else
{
IDictionary <string, object> ndict2;
bool flag14 = (ndict2 = (obj as IDictionary <string, object>)) != null;
if (flag14)
{
Dictionary <string, object> nobj5 = new Dictionary <string, object>();
ndict2.Add(this.Name, nobj5);
tempobj = nobj5;
}
}
}
}
for (int i = 0; i < this.SubItems.Count; i++)
{
JsonItem item = this.SubItems[i];
bool flag15 = tempobj != null;
if (flag15)
{
item.ExportTo <object>(ref tempobj);
}
else
{
item.ExportTo <T>(ref obj);
}
}
}
else
{
bool flag16 = this.ObjectType == JsonItemType.OBJ_ARRAYITEM;
if (flag16)
{
IList list;
bool flag17 = (list = (obj as IList)) != null;
if (flag17)
{
Type ntype = list.GetType();
bool isGenericType = ntype.IsGenericType;
Type ltype;
if (isGenericType)
{
ltype = ntype.GetGenericArguments().FirstOrDefault <Type>();
}
else
{
ltype = list.GetType().GetElementType();
}
bool isFixedSize = list.IsFixedSize;
if (isFixedSize)
{
list[this.Index] = ReflectUtil.MatchType(this.Value, ltype);
}
else
{
list.Add(ReflectUtil.MatchType(this.Value, ltype));
}
}
}
else
{
if (this.ObjectType == JsonItemType.OBJ_VARIANT)
{
T t = obj;
Type otype = t?.GetType();
IDictionary idict3;
bool flag19 = (idict3 = (obj as IDictionary)) != null;
if (flag19)
{
Type gentype2 = otype.GetGenericArguments().ElementAt(1);
idict3.Add(this.Name, ReflectUtil.MatchType(this.Value, gentype2));
}
else
{
IDictionary <string, object> sdict;
if ((sdict = (obj as IDictionary <string, object>)) != null)
{
sdict.Add(this.Name, this.Value);
}
}
}
}
}
}
else
{
bool flag21 = this.ObjectType != JsonItemType.OBJ_OBJECT;
if (!flag21)
{
Type otype2 = obj.GetType();
MemberInfo[] members = otype2.GetMembers(BindingFlags.Instance | BindingFlags.Public);
foreach (MemberInfo member in members)
{
bool flag22 = member.MemberType != MemberTypes.Field && member.MemberType != MemberTypes.Property;
if (!flag22)
{
string name = member.Name;
JsonAttribute jattribut;
if ((jattribut = (member.GetCustomAttribute(typeof(JsonAttribute)) as JsonAttribute)) != null)
{
bool notMapped = jattribut.NotMapped;
if (notMapped)
{
goto IL_7E6;
}
bool flag24 = !string.IsNullOrEmpty(jattribut.TagName);
if (flag24)
{
name = jattribut.TagName;
}
}
JsonItem item2 = this.Find(name);
bool flag25 = item2 == null;
if (!flag25)
{
FieldPropertyInfo fprop = new FieldPropertyInfo(member);
bool flag26 = !fprop.CanWrite || !fprop.CanRead || fprop.HasIndexParameters();
if (!flag26)
{
if (item2.ObjectType == JsonItemType.OBJ_OBJECT)
{
bool flag28 = !fprop.ObjectType.IsObject() && !fprop.ObjectType.IsDictionary();
if (!flag28)
{
object curvalue = fprop.GetValue(obj);
if (curvalue == null)
{
if (fprop.ObjectType.IsDictionary())
{
Type listType2 = typeof(Dictionary <,>);
Type constructedListType2 = listType2.MakeGenericType(fprop.ObjectType.GetGenericArguments());
curvalue = Activator.CreateInstance(constructedListType2);
for (int j = 0; j < item2.SubItems.Count; j++)
{
item2.SubItems[j].ExportTo <object>(ref curvalue);
}
fprop.SetValue(obj, curvalue);
break;
}
curvalue = Activator.CreateInstance(fprop.ObjectType);
}
item2.ExportTo <object>(ref curvalue);
fprop.SetValue(obj, curvalue);
}
}
else
{
if (item2.ObjectType == JsonItemType.OBJ_ARRAY)
{
bool flag32 = !fprop.ObjectType.IsArray();
if (!flag32)
{
object curvalue2 = fprop.GetValue(obj);
if (curvalue2 == null)
{
Type listType3 = typeof(List <>);
bool isGenericType2 = fprop.ObjectType.IsGenericType;
if (isGenericType2)
{
Type constructedListType3 = listType3.MakeGenericType(fprop.ObjectType.GetGenericArguments());
curvalue2 = Activator.CreateInstance(constructedListType3);
}
else
{
Type elemtype = fprop.ObjectType.GetElementType();
if (elemtype != null)
{
curvalue2 = Array.CreateInstance(elemtype, item2.SubItems.Count);
}
}
}
item2.ExportTo <object>(ref curvalue2);
fprop.SetValue(obj, curvalue2);
}
}
else
{
if (!fprop.ObjectType.IsObject() && !member.MemberType.IsArray())
{
fprop.SetValue(obj, ReflectUtil.MatchType(item2.Value, fprop.ObjectType));
}
}
}
}
}
}
IL_7E6 :;
}
}
}
}
}
public TemplateGenerationMetadata GenerateMetadata()
{
var timer = new Stopwatch();
timer.Start();
// load the templates we'll be generating into a state storage collection
var templateData = CreateTemplateData();
foreach (var template in templateData.Templates)
{
HashSet <string> fieldKeys = GetBaseFieldSet(); // get fields on base type
fieldKeys.Add(template.TypeName); // member names cannot be the same as their enclosing type so we add the type name to the fields collection
foreach (var baseTemplate in template.Template.AllNonstandardBaseTemplates) // similarly names can't be the same as any of their base templates' names (this would cause an incompletely implemented interface)
{
if (templateData.Contains(baseTemplate.TemplateId))
{
fieldKeys.Add(templateData[baseTemplate.TemplateId].TypeName);
}
else
{
fieldKeys.Add(baseTemplate.Name.AsIdentifier()); // NOTE: you could break this if you have a base template called Foo and a field called Foo that IS NOT on the Foo template (but why would you have that?)
}
}
// generate item properties
foreach (var field in template.Template.Fields)
{
if (_templateInputProvider.IsFieldIncluded(field.Id)) // query the template input provider and make sure the field is included
{
string propertyName = field.Name.AsNovelIdentifier(fieldKeys);
var fieldInfo = new FieldPropertyInfo(field);
fieldInfo.FieldPropertyName = propertyName;
if (_parameters.EnableContentSearch)
{
fieldInfo.SearchFieldName = _indexFieldNameMapper.MapToSearchField(field);
}
fieldInfo.FieldType = _fieldMappingProvider.GetFieldType(field);
if (fieldInfo.FieldType == null)
{
Log.Warn("Synthesis: Field type resolution for " + field.Template.Name + "::" + field.Name + " failed; no mapping found for field type " + field.Type, this);
continue; // skip adding the field for generation
}
// record usage of the property name
fieldKeys.Add(propertyName);
// add the field to the metadata
template.FieldsToGenerate.Add(fieldInfo);
}
}
// generates interfaces to represent the Sitecore template inheritance hierarchy
TemplateInfo baseInterface = GenerateInheritedInterfaces(template.Template, templateData);
if (baseInterface != null)
{
template.InterfacesImplemented.Add(baseInterface);
}
}
timer.Stop();
Log.Info($"Synthesis: Generated metadata for {templateData.Templates.Count} concrete templates and {templateData.Interfaces.Count} interface templates in {timer.ElapsedMilliseconds} ms", this);
return(templateData);
}
